Abstract: An embodiment of the present invention provides an electrode assembly including: a plurality of first electrodes provided with one side edges connected to each other by a first fixing portion; a plurality of second electrodes provided with one side edges connected to each other by a second fixing portion and inserted between the other side edges of the first electrodes; a separator interposed between the first electrode and the second electrode; and lead tabs including a first current collecting tab connected to the first electrode and a second current collecting tab connected to the second electrode.

Abstract: An exemplary embodiment of the present invention provides a rechargeable battery, including: an electrode assembly formed by disposing an electrode having coated regions and uncoated tabs at opposite sides of a separator; a case configured to accommodate the electrode assembly therein; a cap plate coupled to an opening of the case; and electrode terminals insert-molded into terminal holes of the cap plate to be connected to the uncoated tabs, wherein the electrode terminal includes: an external terminal portion configured to protrude outside of the cap plate; an internal terminal portion disposed within the cap plate to be connected to the uncoated tabs; and a connector configured to connect the external terminal portion and the internal terminal portion, and disposed in the terminal hole to be insulated by a molding resin material.

Abstract: An exemplary embodiment of the present invention has been made in an effort to provide a rechargeable battery which simplifies a structure of an electrode assembly around a terminal hole of a cap plate and reduces a number of constituent elements connecting an electrode assembly and an electrode terminal.

Abstract: An embodiment of the present invention provides an electrode assembly including: a plurality of first electrodes provided with one side edges connected to each other by a first fixing portion; a plurality of second electrodes provided with one side edges connected to each other by a second fixing portion and inserted between the other side edges of the first electrodes; a separator interposed between the first electrode and the second electrode; and lead tabs including a first current collecting tab connected to the first electrode and a second current collecting tab connected to the second electrode.

Abstract: There is provided a secondary battery comprising an electrode assembly including a first electrode plate having a first electrode tab, a second electrode plate having a second electrode tab and a separator between the first electrode plate and the second electrode plate, a case including a body accommodating the electrode assembly, a cap plate covering a top portion of the body, and a bottom plate covering a bottom portion of the body, a first electrode terminal electrically connected to the first electrode tab, a second electrode terminal electrically connected to the second electrode tab through the case, and a connection plate electrically connected to the second electrode tab and configured to bend away from the bottom plate, the connection plate being on the bottom plate.

Abstract: There is provided a secondary battery comprising an electrode assembly including a first electrode plate having a first electrode tab, a second electrode plate having a second electrode tab and a separator between the first electrode plate and the second electrode plate, a case including a body accommodating the electrode assembly, a cap plate covering a top portion of the body, and a bottom plate covering a bottom portion of the body, a first electrode terminal electrically connected to the first electrode tab, a second electrode terminal electrically connected to the second electrode tab through the case, and a connection plate electrically connected to the second electrode tab and configured to bend away from the bottom plate, the connection plate being on the bottom plate.